package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.convert.PeriodUnit;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RequestMapping ("/admin/dish")
@RestController
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService ;
    @Autowired
    private RedisTemplate redisTemplate ;
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO ){
        log.info("新增菜品：{}",dishDTO);
        dishService.saveWithFlavor(dishDTO) ;
        //清理缓存数据
        String key="dish_"+dishDTO .getCategoryId() ;
        celanCache( key);
        return Result.success() ;
    }
    @GetMapping ("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult > page(DishPageQueryDTO dishPageQueryDTO ){
        log.info("菜品分页查询");
        PageResult pageResult =dishService .pageQuery(dishPageQueryDTO) ;
        return Result.success(pageResult) ;

    }

    /**
     * 菜品批量删除
     * @param ids
     * @return
     */
    @ApiOperation("菜品批量删除")
    @DeleteMapping

    public Result delete(@RequestParam List<Long> ids){
        log.info("菜品批量删除");
        dishService .deleteBatch(ids);
        //将所有菜品缓存数据清理掉，所有以dish_开头的key
        celanCache("dish_*");
        return Result.success();
    }

    /**
     * 根据id查询对应的菜品和口味
     * @param id
     * @return
     */
    @GetMapping ("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO > getById(@PathVariable Long id){
        log.info("根据id查询菜品：{}",id);
        DishVO dishVO =dishService .getByIdWithFlavor(id);
        return Result.success(dishVO );
    }
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO ){
        log.info("修改菜品：{}",dishDTO );
        dishService .updateWithFlavor(dishDTO );
        //将所有菜品缓存数据清理掉，所有以dish_开头的key
        celanCache("dish_*");
        return Result .success() ;
    }

    /**
     *
     * 根据菜品分类查询菜品
     * @param categoryId
     * @return
     */
    @ApiOperation("根据菜品分类查询菜品")
    @GetMapping("/list")
    public Result<List<Dish>> getByCategoryId(String categoryId){
        log.info("根据菜品分类查询菜品");
        List<Dish> dishList=dishService .getByCategoryId(categoryId);
        return Result.success(dishList) ;
    }

    @PostMapping("/status/{status}")
    @ApiOperation("起售禁售菜品")
    public Result<String> startOrStop(@PathVariable("status") Integer status, Long id){
        log.info("起售禁售菜品");
        dishService.startOrStop(status,id);
        //将所有菜品缓存数据清理掉，所有以dish_开头的key
        celanCache("dish_*");
        return Result.success();
    }

    /**
     * 统一清理缓存数据
     * @param patter
     */

    private void celanCache(String patter){
        Set keys=redisTemplate .keys(patter );
        redisTemplate .delete(keys);
    }
}
